PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

904-23Insulation Tape,thermal

Aqua-Chem, Inc. Dba Aqua-Chem Inc · NSN 5640-00-618-7515 · FSC 5640 · No Item Name Available
Verified by PartsTable
NSN 5640-00-618-7515 — this item is cataloged by the U.S. Government under National Stock Number 5640-00-618-7515. Primary manufacturer part number: 904-23.
Features
  • Insulation Tape,thermal — FSC 5640
  • Material: ASBESTOS JACKET
  • Reference Number Differentiating Characteristics: ABGL,ABNM
  • Jacket Binder: NOT INCLUDED
  • Width: 2.000 INCHES NOMINAL IN
  • Unit Package Type: ROLL
  • Jacket Wire Reinforcement Feature: NOT INCLUDED
  • Thickness: 0.125 INCHES NOMINAL IN
Applications
  • Applications requiring Asbestos Jacket construction
General Description

The Insulation Tape,thermal, cataloged under National Stock Number 5640-00-618-7515, is classified within Federal Supply Class 5640 (No Item Name Available) of the Construction and Building Materials group. The primary manufacturer of record is Aqua-Chem, Inc. Dba Aqua-Chem Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5640-00-618-7515
Primary Part Number904-23
Item NameInsulation Tape,thermal
FSC / FSG5640 / 56 — No Item Name Available
ManufacturerAqua-Chem, Inc. Dba Aqua-Chem Inc
StatusCANCELLED
MaterialASBESTOS JACKET
Reference Number Differentiating CharacteristicsABGL,ABNM
Jacket BinderNOT INCLUDED
Width2.000 INCHES NOMINAL IN
Unit Package TypeROLL
Jacket Wire Reinforcement FeatureNOT INCLUDED
Thickness0.125 INCHES NOMINAL IN
Content Within Each Unit Package50 FT FT
Jacket CoatingNOT INCLUDED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
4820-00-036-24248006-17 INTERCHANGEABLE
Seat,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
3110-00-156-5353 INTERCHANGEABLE
Bearing,ball,annular
3120-00-661-566211A8443 INTERCHANGEABLE
Bearing,washer,thrust
Napco International Llc Dba Napco International Inc
5985-01-316-791090423 INTERCHANGEABLE
Cover,antenna
Preventative Maintenance Inc
5310-01-358-311690423 INTERCHANGEABLE
Washer,slotted
Aerocontrolex Group, Inc. Div Talley Actuators
Cross-Reference Index
Part NumberManufacturer
904-23 Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA)
904-23 Aqua-Chem Inc Cleaver-Brooks Div (USA)
5118-15-14 Marine Corps (USA)
JM122 Johns Manville Intl (USA)
5118-15-14 Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global (USA)
Related Parts
4820-00-036-2424INTERCHANGEABLE
SEAT,VALVE
8006-17
3110-00-156-5353INTERCHANGEABLE
BEARING,BALL,ANNULAR
3120-00-661-5662INTERCHANGEABLE
BEARING,WASHER,THRUST
11A8443
5985-01-316-7910INTERCHANGEABLE
COVER,ANTENNA
90423
5310-01-358-3116INTERCHANGEABLE
WASHER,SLOTTED
90423

Frequently Asked Questions

What is NSN 5640-00-618-7515?

NSN 5640-00-618-7515 is a Insulation Tape,thermal, manufactured by Aqua-Chem, Inc. Dba Aqua-Chem Inc, classified under FSC 5640 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5640-00-618-7515?

NSN 5640-00-618-7515 has 5 cross-referenced part numbers: 904-23 (Aqua-Chem, Inc. Dba Aqua-Chem Inc), 904-23 (Aqua-Chem Inc Cleaver-Brooks Div), 5118-15-14 (Marine Corps), JM122 (Johns Manville Intl), 5118-15-14 (Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global).

What NSN replaces 5640-00-618-7515?

There are 5 known substitutes for 5640-00-618-7515: 4820-00-036-2424, 3110-00-156-5353, 3120-00-661-5662 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 904-23?

Key specifications for 904-23: Material: ASBESTOS JACKET; Reference Number Differentiating Characteristics: ABGL,ABNM; Jacket Binder: NOT INCLUDED; Width: 2.000 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5640-00-618-7515 still in active supply?

NSN 5640-00-618-7515 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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